Commit 00795bcc by Marc Rivero López Committed by GitHub

Update APT_Carbanak.yar

Fixed rule style
parent 889dbf03
......@@ -11,52 +11,63 @@
/* Rule Set ----------------------------------------------------------------- */
rule Carbanak_0915_1 : APT {
meta:
description = "Carbanak Malware"
author = "Florian Roth"
reference = "https://www.csis.dk/en/csis/blog/4710/"
date = "2015-09-03"
score = 70
strings:
$s1 = "evict1.pdb" fullword ascii
$s2 = "http://testing.corp 0" fullword ascii
condition:
uint16(0) == 0x5a4d and filesize < 100KB and 1 of them
rule Carbanak_0915_1
{
meta:
description = "Carbanak Malware"
author = "Florian Roth"
reference = "https://www.csis.dk/en/csis/blog/4710/"
date = "2015-09-03"
score = 70
strings:
$s1 = "evict1.pdb" fullword ascii
$s2 = "http://testing.corp 0" fullword ascii
condition:
uint16(0) == 0x5a4d and filesize < 100KB and 1 of them
}
rule Carbanak_0915_2 : APT {
meta:
description = "Carbanak Malware"
author = "Florian Roth"
reference = "https://www.csis.dk/en/csis/blog/4710/"
date = "2015-09-03"
score = 70
strings:
$x1 = "8Rkzy.exe" fullword wide
$s1 = "Export Template" fullword wide
$s2 = "Session folder with name '%s' already exists." fullword ascii
$s3 = "Show Unconnected Endpoints (Ctrl+U)" fullword ascii
$s4 = "Close All Documents" fullword wide
$s5 = "Add &Resource" fullword ascii
$s6 = "PROCEXPLORER" fullword wide /* Goodware String - occured 1 times */
$s7 = "AssocQueryKeyA" fullword ascii /* Goodware String - occured 4 times */
condition:
uint16(0) == 0x5a4d and filesize < 500KB and ( $x1 or all of ($s*) )
rule Carbanak_0915_2
{
meta:
description = "Carbanak Malware"
author = "Florian Roth"
reference = "https://www.csis.dk/en/csis/blog/4710/"
date = "2015-09-03"
score = 70
strings:
$x1 = "8Rkzy.exe" fullword wide
$s1 = "Export Template" fullword wide
$s2 = "Session folder with name '%s' already exists." fullword ascii
$s3 = "Show Unconnected Endpoints (Ctrl+U)" fullword ascii
$s4 = "Close All Documents" fullword wide
$s5 = "Add &Resource" fullword ascii
$s6 = "PROCEXPLORER" fullword wide /* Goodware String - occured 1 times */
$s7 = "AssocQueryKeyA" fullword ascii /* Goodware String - occured 4 times */
condition:
uint16(0) == 0x5a4d and filesize < 500KB and ( $x1 or all of ($s*) )
}
rule Carbanak_0915_3 : APT {
meta:
description = "Carbanak Malware"
author = "Florian Roth"
reference = "https://www.csis.dk/en/csis/blog/4710/"
date = "2015-09-03"
score = 70
strings:
$s1 = "wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww" fullword ascii
$s2 = "SHInvokePrinterCommandA" fullword ascii
$s3 = "Ycwxnkaj" fullword ascii
condition:
uint16(0) == 0x5a4d and filesize < 700KB and all of them
rule Carbanak_0915_3
{
meta:
description = "Carbanak Malware"
author = "Florian Roth"
reference = "https://www.csis.dk/en/csis/blog/4710/"
date = "2015-09-03"
score = 70
strings:
$s1 = "wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww" fullword ascii
$s2 = "SHInvokePrinterCommandA" fullword ascii
$s3 = "Ycwxnkaj" fullword ascii
condition:
uint16(0) == 0x5a4d and filesize < 700KB and all of them
}
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